Meanwhile in Greece, the latest political talks collapsed after minority parties refused to make up the voting shortfall needed to get a coalition government over the 35 per cent mark.

The New Zealand share market will have an additional steer of retail sales data for the March quarter, which is due at 10:45am. Economists are picking for sales volumes to have fallen 1.4 per cent in the three months, versus a gain of 2.2 per cent in the previous period.

Stocks to watch:

Telecom will start testing Term Evolution mobile technology later this year ahead of a 4G upgrade to its XT network. The rollout is reliant on when the Ministry of Economic Development begins auctioning the 700mhz spectrum. TEL shares fell 1.1 per cent on Friday to $2.59.